The invention discloses a two-wheeled electric bicycle rear shelf applicable to freight transport and relates to the field of bicycle parts. The two-wheeled electric bicycle rear shelf applicable to freight transport comprises an electric bicycle saddle main member and a backrest. The inner walls of the two sides of the bottom end of the backrest and the tail end of the electric bicycle saddle main member are movably connected; a backrest supporting plate is arranged in the position, at the top end of the backrest, between the inner walls of the two sides of the electric bicycle saddle main member; two demountable and mountable frames are arranged on the outer walls of the two sides of the electric bicycle saddle main member correspondingly and movably connected with the side walls of theelectric bicycle saddle main member; one ends of the demountable and mountable frames are flush with the front section of the electric bicycle saddle main member, and the other ends of the demountableand mountable frames are flush with the connecting position of the electric bicycle saddle main member and the backrest; the width of each demountable and mountable frame is half of the width of theelectric bicycle saddle main member; and the electric bicycle saddle main member and the demountable and mountable frames are made of hollow square pipes. The two-wheeled electric bicycle rear shelf has the advantage of being suitable for freight transport.